<?php
namespace common\models;

use Yii;
use yii\web\IdentityInterface;

/**
 * User model
 *
 * @property integer $id
 * @property string $username
 * @property string $password_hash
 * @property string $password_reset_token
 * @property string $cellphone
 * @property string $auth_key
 * @property string $access_token
 * @property integer $status
 * @property integer $expired_at
 * @property integer $created_at
 * @property integer $updated_at
 * @property string $password write-only password
 */
class User extends Base implements IdentityInterface
{

    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return '{{%user}}';
    }


    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            ['status', 'default', 'value' => self::STATUS_ACTIVE],
            ['status', 'in', 'range' => [self::STATUS_ACTIVE, self::STATUS_DELETED, self::STATUS_UNACTIVE]],
        ];
    }

    /**
     * 搜索列
     * @name: searchFields
     * @return array
     * @author: rickeryu <lhyfe1987@163.com>
     * @time: 17/11/21 下午2:42
     */
    public static function searchFields()
    {
        return ['username','cellphone'];
    }

    /**
     * @inheritdoc
     */
    public static function findIdentity($id)
    {
        return static::findOne(['id' => $id, 'status' => self::STATUS_ACTIVE]);
    }

    /**
     * @inheritdoc
     */
    public static function findIdentityByAccessToken($token, $type = null)
    {
        //返回还没有过期的用户
        $user =  static::find()
            ->andWhere(['access_token'=>$token,'status'=>static::STATUS_ACTIVE])
//            ->andWhere(['>=','expired_at',time()])
            ->one();

        return  $user;
    }

    /**
     * Finds user by username
     *
     * @param string $cellphone
     * @return static|null
     */
    public static function findByUsername($cellphone)
    {
        return static::findOne(['cellphone' => $cellphone, 'status' => self::STATUS_ACTIVE]);
    }

    /**
     * Finds user by password reset token
     *
     * @param string $token password reset token
     * @return static|null
     */
    public static function findByPasswordResetToken($token)
    {
        if (!static::isPasswordResetTokenValid($token)) {
            return null;
        }

        return static::findOne([
            'password_reset_token' => $token,
            'status' => self::STATUS_ACTIVE,
        ]);
    }

    /**
     * Finds out if password reset token is valid
     *
     * @param string $token password reset token
     * @return bool
     */
    public static function isPasswordResetTokenValid($token)
    {
        if (empty($token)) {
            return false;
        }

        $timestamp = (int) substr($token, strrpos($token, '_') + 1);
        $expire = Yii::$app->params['user.passwordResetTokenExpire'];
        return $timestamp + $expire >= time();
    }

    /**
     * @inheritdoc
     */
    public function getId()
    {
        return $this->getPrimaryKey();
    }

    /**
     * @inheritdoc
     */
    public function getAuthKey()
    {
        return $this->auth_key;
    }

    /**
     * @inheritdoc
     */
    public function validateAuthKey($authKey)
    {
        return $this->getAuthKey() === $authKey;
    }

    /**
     * Validates password
     *
     * @param string $password password to validate
     * @return bool if password provided is valid for current user
     */
    public function validatePassword($password)
    {
        return Yii::$app->security->validatePassword($password, $this->password_hash);
    }

    /**
     * Generates password hash from password and sets it to the model
     *
     * @param string $password
     */
    public function setPassword($password)
    {
        $this->password_hash = Yii::$app->security->generatePasswordHash($password);
    }

    /**
     * Generates "remember me" authentication key
     */
    public function generateAuthKey()
    {
        $this->auth_key = Yii::$app->security->generateRandomString();
    }

    /**
     * Generates new password reset token
     */
    public function generatePasswordResetToken()
    {
        $this->password_reset_token = Yii::$app->security->generateRandomString() . '_' . time();
    }

    /**
     * Removes password reset token
     */
    public function removePasswordResetToken()
    {
        $this->password_reset_token = null;
    }
    /**
     * Generates new password reset token
     */
    public function generateAccessToken(){
        $this->access_token = Yii::$app->security->generateRandomString();
        return $this->access_token;
    }
}
